This Act comes into effect on April 1, 1990; provided, however, that the provisions set forth in the following items come into effect on the dates specified in those items:

Unless otherwise provided, the provisions of Chapter II of the Act on Special Measures Concerning Taxation as amended (hereinafter referred to as "the New Act") apply to income tax for tax year 1990 and subsequent tax years, and the provisions then in force continue to govern income tax for tax year 1989 (meaning the tax year covering the period from January 1, 1989 to December 31, 1989; the same applies in Article 29, paragraph (1) of the Supplementary Provisions) and prior tax years.

①With regard to income tax in the case where an individual prescribed in Article 10-2, paragraph (1) of the Act on Special Measures Concerning Taxation prior to the amendment (hereinafter referred to as "the Former Act") has put equipment for strengthening the economic and social energy infrastructure prescribed in that paragraph that the individual acquired, or manufactured or constructed, before the date on which this Act comes into effect (hereinafter referred to as "the Effective Date") to use for the business prescribed in that paragraph, the provisions of that Article remain in force. In this case, the phrase "the following Article through" in paragraph (3) of that Article is deemed to be replaced with "Article 10-3, Article 10-4 and Article 10-5, paragraph (1) of the Act on Special Measures Concerning Taxation as amended by the Act Partially Amending the Act on Special Measures Concerning Taxation (Act No. 14 of 1992; hereinafter referred to as "the 1992 Amendment Act") (hereinafter referred to as "the 1992 New Act"), and Article 11 through", the phrase "if there is an amount to be deducted, that amount" in paragraph (4) of that Article is deemed to be replaced with "if there is an amount to be deducted, or if there is an amount to be deducted from the amount of income tax on the amount of gross income for that year pursuant to the provisions of Article 10-2, paragraph (3) of the 1992 New Act or Article 10-2, paragraph (4) of the Act on Special Measures Concerning Taxation prior to the amendment by the 1992 Amendment Act, which remains in force pursuant to the provisions of Article 3, paragraph (1) of the Supplementary Provisions of the 1992 Amendment Act, those amounts", and the phrase "Article 10-2, paragraph (3) of the Act on Special Measures Concerning Taxation" in paragraph (9) of that Article is deemed to be replaced with "Article 10-2, paragraph (3) of the Act on Special Measures Concerning Taxation prior to the amendment by the 1990 Amendment Act, which remains in force pursuant to the provisions of Article 3, paragraph (1) of the Supplementary Provisions of the 1990 Amendment Act".

②With regard to the application of the provisions of Article 10, Article 10-2, Article 28-3, Article 33-6 and Article 37-3 (including as applied mutatis mutandis pursuant to Article 37-5, paragraph (2) of the New Act) of the New Act in the case where the provisions of the preceding paragraph apply, the phrase "or Article 16" in Article 10, paragraph (4), item (ii) of the New Act is deemed to be replaced with "or Article 16, or Article 10-2 of the Act on Special Measures Concerning Taxation prior to the amendment by the Act Partially Amending the Act on Special Measures Concerning Taxation (Act No. 13 of 1990; hereinafter referred to as "the 1990 Amendment Act"), which remains in force pursuant to the provisions of Article 3, paragraph (1) of the Supplementary Provisions of the 1990 Amendment Act", the phrase "exceeding the amount equivalent to 20 percent" in Article 10-2, paragraph (3) of the New Act is deemed to be replaced with "exceeding the amount equivalent to 20 percent (where there is an amount to be deducted from the amount of income tax on the amount of gross income for that year pursuant to the provisions of Article 10-2, paragraph (3) of the Act on Special Measures Concerning Taxation prior to the amendment by the 1990 Amendment Act, which remains in force pursuant to the provisions of Article 3, paragraph (1) of the Supplementary Provisions of the 1990 Amendment Act, the amount remaining after deducting that amount)", the phrase "if there is an amount to be deducted, that amount" in paragraph (4) of that Article is deemed to be replaced with "if there is an amount to be deducted, or if there is an amount to be deducted from the amount of income tax on the amount of gross income for that year pursuant to the provisions of Article 10-2, paragraph (3) or (4) of the Act on Special Measures Concerning Taxation prior to the amendment by the 1990 Amendment Act, which remains in force pursuant to the provisions of Article 3, paragraph (1) of the Supplementary Provisions of the 1990 Amendment Act, those amounts", and the phrase "through Article 16" in Article 28-3, paragraph (11), Article 33-6, paragraph (2) and Article 37-3, paragraph (2) of the New Act is deemed to be replaced with "through Article 16, and Article 10-2 of the Act on Special Measures Concerning Taxation prior to the amendment by the 1990 Amendment Act, which remains in force pursuant to the provisions of Article 3, paragraph (1) of the Supplementary Provisions of the 1990 Amendment Act".

The provisions of Article 10-3 of the New Act apply to equipment utilizing electronic devices prescribed in paragraph (1) of that Article that an individual acquires or manufactures, or leases, on or after the Effective Date, and with regard to equipment utilizing electronic devices prescribed in Article 10-3, paragraph (1) of the Former Act that an individual acquired or manufactured, or leased, before the Effective Date, the provisions then in force continue to govern.

The provisions of item (v) of the table in Article 10-4, paragraph (1) of the New Act (limited to the part concerning individuals engaged in the restaurant business prescribed in that item) apply to business base strengthening equipment prescribed in that paragraph that those individuals acquire or manufacture, or lease, on or after the Effective Date.

①The provisions of items (i), (iii) and (iv) of the table in Article 11, paragraph (1) of the New Act apply to depreciable assets listed in those provisions that an individual makes an acquisition, etc. (meaning acquisition, or manufacture or construction; the same applies in this paragraph and the following paragraph) of on or after the Effective Date, and with regard to depreciable assets listed in items (i), (iii) and (iv) of the table in Article 11, paragraph (1) of the Former Act that an individual made an acquisition, etc. of before the Effective Date, the provisions then in force continue to govern.

②With regard to depreciable assets listed in item (iv) of the table in Article 12, paragraph (1) of the Former Act that an individual made an acquisition, etc. of before the Effective Date, the provisions then in force continue to govern.

③With regard to the application of the provisions of Article 10-5, paragraph (1) of the New Act in the case where the provisions of the preceding paragraph apply, the phrase "or Article 16" in that paragraph is deemed to be replaced with "or Article 16, or Article 6, paragraph (2) of the Supplementary Provisions of the 1990 Amendment Act".

④The provisions of Article 14, paragraph (1) of the New Act apply to rental housing prescribed in that paragraph that an individual acquires or newly builds on or after the Effective Date, and with regard to rental housing prescribed in Article 14, paragraph (1) of the Former Act that an individual acquired or newly built before the Effective Date, the provisions then in force continue to govern.

⑤The provisions of Article 15, paragraph (1) of the New Act apply to warehouse buildings, etc. prescribed in that paragraph that an individual acquires or constructs on or after the Effective Date, and with regard to warehouse buildings, etc. prescribed in Article 15, paragraph (1) of the Former Act that an individual acquired or constructed before the Effective Date, the provisions then in force continue to govern.

①With regard to the reserve for overseas market development by small and medium sized enterprises referred to in Article 20, paragraph (1) of the Former Act that an individual prescribed in that paragraph has set aside or sets aside in each year up to and including 1990, the provisions of that Article remain in force. In this case, the phrase "the total of the amounts" in that paragraph is deemed to be replaced with "the total of the amounts (for 1990, the amount equivalent to 80 percent of that total)".

②With regard to the calculation of the amount of business income for each year up to and including 1991 of an individual who holds the reserve for exhibiting at the International Garden and Greenery Exposition prescribed in Article 20-6, paragraph (1) of the Former Act, the provisions of that Article remain in force. In this case, the phrase "an individual" in paragraph (4) of that Article is deemed to be replaced with "an individual, by December 31, 1990,".

With regard to the application of the provisions of Article 21 of the New Act to income tax for 1990, the phrase "12 percent of that revenue (for revenue from the transactions listed in item (iii) of the following paragraph" in paragraph (1) of that Article is deemed to be replaced with "22 percent of that revenue within the period from January 1, 1990 to March 31 of that year (for revenue from the transactions listed in item (iii) of the following paragraph, 16 percent) and the amount equivalent to 12 percent of that revenue within the period from April 1 to December 31 of that year (for revenue from the transactions listed in that item", and the phrase "the total of the amounts equivalent to" is deemed to be replaced with "the total of the amount equivalent to".

The provisions of Article 25, paragraph (1), item (ii) of the New Act apply to cases where an individual sells beef cattle specified in that item on or after the Effective Date by entrusting the sale to an agricultural cooperative or a federation of agricultural cooperatives referred to in that item, and with regard to cases where an individual sold beef cattle specified in Article 25, paragraph (1), item (ii) of the Former Act before the Effective Date by entrusting the sale to an agricultural cooperative or a federation of agricultural cooperatives referred to in that item, the provisions then in force continue to govern.

The provisions of Article 30-2, paragraph (1) of the New Act apply to the cutting or transfer of forested land prescribed in that paragraph that an individual carries out on or after the date on which the Act on Special Measures concerning Improvement of Public Health Function of Forests comes into effect, and with regard to the cutting or transfer of forested land prescribed in Article 30-2, paragraph (1) of the Former Act that an individual carried out before that date, the provisions then in force continue to govern.

The provisions of Article 37, paragraph (5) of the New Act apply to cases where an individual makes a transfer referred to in that paragraph on or after the Effective Date (including cases where the individual is deemed to have made a transfer referred to in that paragraph), and with regard to cases where an individual made a transfer referred to in Article 37, paragraph (1) of the Former Act before the Effective Date (including cases where the individual is deemed to have made a transfer referred to in that paragraph), the provisions then in force continue to govern.

The provisions of Article 37-11 of the New Act apply to transfers of listed shares, etc. prescribed in paragraph (1) of that Article that are made on or after the Effective Date, and with regard to transfers of listed shares, etc. prescribed in Article 37-11, paragraph (1) of the Former Act that were made before the Effective Date, the provisions then in force continue to govern.

The provisions of Articles 41 and 41-2 of the New Act apply to cases where a resident has, on or after January 1, 1990, used a residential house or existing house prescribed in Article 41, paragraph (1) of the New Act, or a house on which extension or remodeling, etc. has been carried out (limited to the part pertaining to that extension or remodeling, etc.; the same applies hereinafter in this Article), as the resident's residence as provided for in that paragraph, and with regard to cases where a resident has, before that date, used a residential house or existing house prescribed in Article 41, paragraph (1) of the Former Act, or a house on which extension or remodeling, etc. has been carried out, as the resident's residence as provided for in that paragraph, the provisions then in force continue to govern.

Unless otherwise provided, the provisions of Chapter III of the New Act apply to corporation tax for business years of a corporation (including an association or foundation without juridical personality prescribed in Article 2, item (viii) of the Corporation Tax Act (Act No. 34 of 1965); the same applies hereinafter) beginning on or after the Effective Date, and with regard to corporation tax for business years of a corporation that began before the Effective Date, the provisions then in force continue to govern.